The Department of Defense, through the Defense Logistics Agency (DLA Aviation), is seeking quotes for the procurement of six units of the Duct Assembly, Oil Cooler (NSN 1560-00-421-2074). This solicitation is for a source-controlled drawing item, with the approved source being 70628 12992-103A, and the items must meet the specified requirements outlined in the solicitation. The Duct Assembly is critical for aerospace applications, ensuring efficient oil cooling in aircraft systems. Interested vendors must submit their quotes electronically, as hard copies of the solicitation are not available, and all inquiries should be directed to the buyer via email at DibbsBSM@dla.mil. The delivery is required at DLA Distribution Warner Robins within 134 days after the order is placed.